
Experience exceptional Lake Austin living from this stunning lakeside retreat situated minutes from downtown and ideally positioned at the mouth of Dry Creek inlet with minimal boat traffic. The private two-story boat dock features a party deck on top, and a motorized boat lift to securely store your boat out of the water. Designed for year-round entertaining, the outdoor oasis features a resort-style pool and spa, built-in outdoor kitchen with gas grill, fire pit, a private sandy beach, and expansive lawn leading to the water’s edge that can easily be accessed using the included golf cart. Inside, the lake-facing primary suite captures breathtaking views of Lake Austin, the Bright Leaf Preserve from both the bedroom and its private balcony. There are two ensuite bedrooms sharing the upper level with the primary suite, and a fourth ensuite bedroom on the ground level. This remarkable home offers the perfect blend of privacy, comfort, and unforgettable waterfront living.
Property Type
Residential
Year Built
2001
Lot Size
0.43 acres
$/Sq Ft
$1,257
HOA
$160/mo
Garage
2 spaces
Pool
Yes
Listed by Kuper Sotheby's Int'l Realty
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
Waterfront
Verified property facts
5307 Tortuga TRL is listed at $4,850,000 with 4 bedrooms, 4 full, 2 half bathrooms, 3,858 square feet, 0.43-acre lot. This places it above the 78731 median of $1,225,000.
5307 Tortuga TRL is zoned for Austin ISD with assigned schools: Highland Park (elementary), Lamar (Austin ISD) (middle), McCallum (high). School assignments should be verified directly with the district.
5307 Tortuga TRL is a Residential built in 2001 featuring 4 bedrooms, 4 full, 2 half bathrooms, 3,858 square feet, 0.43-acre lot.
5307 Tortuga TRL is presented by the Keenan Group at Compass Real Estate, the #1 Austin Board of Realtors Team (2024) with 1,000+ career transactions and $1B+ in career volume across Austin's luxury market.
With 20% down ($970,000) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 5307 Tortuga TRL is around $34,057 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Listed with current price, original ask, and market time.
Public record data from county appraisal records. Market value can differ from assessed value.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+26.3% | — | $2,620,133 | — | — |
2024-10.0% | — | $2,074,827 | $2,513,385 | $327,968 |
2023+10.8% | — | $2,305,332 | $1,306,800 | $768,027 |
2022 | — | $2,081,200 | $1,306,800 | $998,532 |

Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility. Ratings from GreatSchools.org.
20% ($970K)
$4,850,000
Luxury property intelligence
A sourced read on Mount Bonnell Shores pricing, timing, and property scale. No automated valuation claim.
List price
$4,850,000
Price per sqft
$1,257/sqft
Vs. Mount Bonnell Shores median
Not available
Days on market
10 days
Original to current
No verified reduction
$4.9M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Jul 25, 2026.
Request Private Market AnalysisZIP-level neighborhoods, schools, lifestyle, and Austin market context
District guide, nearby schools, and homes by attendance area
Private Austin CMA, TCAD context, and pricing strategy
Pricing, prep, launch timing, and Compass marketing strategy
#1 ABOR Team 2024 with $1B+ career sales volume
At $4,850,000, 5307 Tortuga TRL is in the Mount Bonnell Shores market where there are currently 54 active listings in 78731. The Keenan Group has completed 107 transactions in 78731 as part of 1,000+ career sales totaling $1B+ across Austin.
5307 Tortuga TRL includes verified waterfront access: Waterfront. Buyers should confirm shoreline, dock rights, and floodplain status during due diligence.
5307 Tortuga TRL is part of a managed community with HOA dues of $160 annually. HOA-managed communities in Austin's luxury market typically provide amenities such as common areas, security, and exterior maintenance. Verify current dues and rules with the HOA directly.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
Car-Dependent
No Nearby Transit
Somewhat Bikeable
Walk Score measures walkability based on distance to amenities. Transit Score measures public transportation access. Bike Score measures bikeability based on bike infrastructure and terrain.
8 events on record
Current Price
$4,850,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+26.3% | — | $2,620,133 | — | — |
2024-10.0% | — | $2,074,827 | $2,513,385 | $327,968 |
2023+10.8% | — | $2,305,332 | $1,306,800 | $768,027 |
2022 | — | $2,081,200 | $1,306,800 | $998,532 |
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
Best Match
Balanced against price, location, and layout so nearby lookalikes rise first. Similar properties in Mount Bonnell Shores
Active listings near 5307 Tortuga TRL
Recent sales for market context